51151011166 has 8 divisors (see below), whose sum is σ = 77697738720. Its totient is φ = 25251764928.

The previous prime is 51151011151. The next prime is 51151011239. The reversal of 51151011166 is 66111015115.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161870131 + ... + 161870446.

It is an arithmetic number, because the mean of its divisors is an integer number (9712217340).

Almost surely, 2^51151011166 is an apocalyptic number.

51151011166 is a deficient number, since it is larger than the sum of its proper divisors (26546727554).

51151011166 is a wasteful number, since it uses less digits than its factorization.

51151011166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323740658.

The product of its (nonzero) digits is 900, while the sum is 28.

The spelling of 51151011166 in words is "fifty-one billion, one hundred fifty-one million, eleven thousand, one hundred sixty-six".